Bricksquad2625
Well-Known Member
Ron's blends use heavy metals/ silicia, here's some interesting reading on what silicia can do for plants, such as re enforcing the cell walls, ect...
http://www.nutricaodeplantas.agr.br/site/downloads/unesp_jaboticabal/epistein_ann_appl_biol.pdf
http://www.nutricaodeplantas.agr.br/site/downloads/unesp_jaboticabal/epistein_ann_appl_biol.pdf